---
title: A seat belt locks if the car suddenly slows or the belt is pulled fa… — Car safety: brakes, seat belts and airbags · tree and pragmatics
description: A seat belt locks if the car suddenly slows or the belt is pulled fast, and it is worn on every trip in every seat, across the chest and hips, not the neck or tummy. Who acts: seat belt, car. A sentence of the lesson «Car safety: brakes, seat belts and airbags» of the technology course of Mova's pri
---

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# Car safety: brakes, seat belts and airbags, sentence 8

<!-- .ven lang=en -->
A seat belt locks if the car suddenly slows or the belt is pulled fast, and it is worn on every trip in every seat, across the chest and hips, not the neck or tummy.

<!-- .vintro -->
**Who acts:** seat belt, car · **What happens:** lock, slow, pull, wear · **To what, where:** belt, car, trip

<!-- .vabout -->
This is a sentence of the lesson «Car safety: brakes, seat belts and airbags» of the technology course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (seat belt, car), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:018-car-safety.lesson:8
# text = A seat belt locks if the car suddenly slows or the belt is pulled fast, and it is worn on every trip in every seat, across the chest and hips, not the neck or tummy.
# source = school lesson (ours)
# course = technology
# lesson = 018-car-safety.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×4, R7-rel-agree ×2, R8-pos-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	Agree=R5-strong|Haiku=4:det
2	seat	seat	NOUN	NN	Number=Sing	3	compound	_	Agree=R5-strong|Haiku=4:compound
3	belt	belt	NOUN	NN	Number=Sing	4	nsubj	_	Agree=R7-rel-agree|Haiku=4:compound
4	locks	lock	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	Agree=R8-pos-agree|Haiku=0:root|HaikuPos=NOUN:NNS:Number=Plur
5	if	if	SCONJ	IN	_	9	mark	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	car	car	NOUN	NN	Number=Sing	9	nsubj	_	_
8	suddenly	suddenly	ADV	RB	_	9	advmod	_	_
9	slows	slow	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	advcl	_	_
10	or	or	CCONJ	CC	_	14	cc	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	belt	belt	NOUN	NN	Number=Sing	14	nsubj:pass	_	_
13	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	aux:pass	_	_
14	pulled	pull	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	9	conj	_	_
15	fast	fast	ADV	RB	Degree=Pos	14	advmod	_	Agree=R7-rel-agree|Haiku=14:xcomp|HaikuPos=ADJ:JJ:Degree=Pos
16	,	,	PUNCT	,	_	20	punct	_	_
17	and	and	CCONJ	CC	_	20	cc	_	_
18	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	20	nsubj:pass	_	_
19	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	20	aux:pass	_	_
20	worn	wear	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	conj	_	Agree=R5-strong|Haiku=9:conj
21	on	on	ADP	IN	_	23	case	_	_
22	every	every	DET	DT	PronType=Tot	23	det	_	_
23	trip	trip	NOUN	NN	Number=Sing	20	obl	_	_
24	in	in	ADP	IN	_	26	case	_	_
25	every	every	DET	DT	PronType=Tot	26	det	_	_
26	seat	seat	NOUN	NN	Number=Sing	23	nmod	_	_
27	,	,	PUNCT	,	_	30	punct	_	_
28	across	across	ADP	IN	_	30	case	_	_
29	the	the	DET	DT	Definite=Def|PronType=Art	30	det	_	_
30	chest	chest	NOUN	NN	Number=Sing	20	obl	_	_
31	and	and	CCONJ	CC	_	32	cc	_	_
32	hips	hip	NOUN	NNS	Number=Plur	30	conj	_	_
33	,	,	PUNCT	,	_	36	punct	_	_
34	not	not	PART	RB	Polarity=Neg	36	advmod	_	_
35	the	the	DET	DT	Definite=Def|PronType=Art	36	det	_	_
36	neck	neck	NOUN	NN	Number=Sing	30	conj	_	Agree=R5-strong|Haiku=32:appos
37	or	or	CCONJ	CC	_	38	cc	_	_
38	tummy	tummy	NOUN	NN	Number=Sing	36	conj	_	_
39	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lock** | present | a seat belt |  |  |  |  |  | vn tape-22.4 «NP V ADV-Middle»: agent=Patient |
| 2 | **slow** *a condition, not said to happen* | present | the car |  |  |  |  | suddenly *property* | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 3 | **pull** | present · passive |  | the belt |  |  |  | fast *property* | vn push-12-1 «NP V NP»: subject=Theme |
| 4 | **wear** | present · passive |  | car |  | every trip in every seat |  | across the chest and hips and the neck or tummy | vn wipe\_manner-10.4.1-1 «NP V NP.theme»: subject=Theme |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:technology:018-car-safety.lesson:8`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×4, R7-rel-agree ×2, R8-pos-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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- ← previous: [Car safety: brakes, seat belts and air…, 7](https://md.mova.elamur.ai/free/en/corpora/school/technology/18-car-safety/7/)
- next →: [Car safety: brakes, seat belts and air…, 9](https://md.mova.elamur.ai/free/en/corpora/school/technology/18-car-safety/9/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/technology/18-car-safety/)

